CN106149536A - Milling wheel and milling machine - Google Patents
Milling wheel and milling machine Download PDFInfo
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- CN106149536A CN106149536A CN201510334724.4A CN201510334724A CN106149536A CN 106149536 A CN106149536 A CN 106149536A CN 201510334724 A CN201510334724 A CN 201510334724A CN 106149536 A CN106149536 A CN 106149536A
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Abstract
The invention discloses a kind of milling wheel and milling machine.Milling wheel includes milling and planing drum and the multiple milling cutters being arranged on milling and planing drum, milling and planing drum includes main milling cutter region and the cutter region, two limits at the axial two ends laying respectively at main milling cutter region, multiple milling cutters include the main milling cutter group being arranged in main milling cutter region and are arranged in two limit cutter groups in cutter region, two limits correspondingly, main milling cutter group is included on a plurality of main milling cutter transversal the multiple main milling cutter arranged, each limit cutter group is included on the cutter transversal of a plurality of limit the multiple limits cutter arranged, wherein, the transversal of each adjacent main milling cutter transversal away from more than each adjacent limit cutter transversal transversal away from.The milling cutter of this milling wheel is arranged and is optimized, and limit cutter, than the layout more crypto set of main milling cutter, forms preferably protection each other between the cutter of each limit, can better adapt to that limit cutter working condition is severe and bigger environment loaded, the abrasion of reduction limit cutter.
Description
Technical field
The present invention relates to ground maintenance maintenance construction mechanical field, particularly to a kind of milling wheel and
Milling machine.
Background technology
Milling machine is one of capital equipment of Asphalt Concrete Pavement Maintenance construction.It is mainly used in public affairs
The excavation renovation of the asphalt concrete pavements such as road, town road, airport, goods yard, it is also possible to use
Gather around the defect such as bag, oil wave, reticulate pattern, rut in removing road surface, may further be used to excavated pavement pit
And groove, and the milling of the plucking of cement pavement and surface layer faulting of slab ends is flat.
Milling wheel is the main working parts of milling machine, when milling road surface, and the milling cutter of milling machine
Each cutter tooth cut road surface successively, owing to road surface hardness is the biggest so that this discontinuous cutting
Produce the biggest impulsive force, cause the vibration of milling machine, increase the consumption of milling cutter, affect milling
Reliability, milling efficiency and the milling quality of wheel.Thus the cutter tooth of the structure of milling wheel, milling cutter
Whether reasonable arrange, directly affect the productivity ratio of milling machine, energy consumption and service life.Especially
The working condition of the limit cutter of milling wheel is severe and stand under load is relatively big, and the cutter tooth abrasion of limit cutter is bigger.
Fig. 1 is the structural representation of the first milling wheel in prior art, illustrated therein is bulletin
Number be CN202610692U, the Chinese patent of utility model entitled " a kind of milling rotor "
Disclosed a kind of milling wheel.
As it is shown in figure 1, this milling wheel 100 ' includes rotor cylinder 104 ', rotor cylinder 104 '
On the knockout plate 101 ' that the waste material produced during by milling is dished out, rotor drum are installed
Two or more tool rest cushion blocks 105 ' it are also equipped with, on tool rest cushion block 105 ' on body 104 '
It is welded with tool rest 103 ', the cutter head 102 ' of bullet shape is installed in tool rest 103 ', its cutter
Seat 103 ' is arranged along helix.
Fig. 2 is the structural representation of the second milling wheel in prior art, illustrated therein is disclosure
Number be CN102518032A, invention entitled " use on pavement milling machine can quick change soon
The milling rotor of cutter " disclosed in a kind of milling wheel.
As in figure 2 it is shown, this milling wheel 200 ' includes cylinder 201 ', pedestal 202 ', broach shell 203 '
With cutter head 204 ', cutter head 204 ' is arranged on broach shell 203 ', and broach shell 203 ' is arranged on pedestal 202 '
On, pedestal 202 ' is divided into two groups, and two groups of pedestals 202 ' are laid out in symmetrical, oppositely oriented
Helix arrange, the bottom of pedestal 202 ' is the rectangular pyramid that upper end is big, lower end is little, four
The left and right sides of pyramid are fabricated to helicoid 210 ', a left side for many adjacent pedestals 202 '
Right two sides mutually are pressed close to form two groups of oppositely oriented auger type spiral blade face chains.
In the milling wheel of both the above prior art, the milling cutter arrangement of milling wheel has only been by letter
Single is evenly arranged, and does not take into full account the actual condition of milling wheel.Therefore, its limit cutter is because of work
Make inclement condition and serious wear.It addition, the consumption of the tool rest of limit cutter and cutter tooth is the biggest, shadow
Ring production efficiency and economy.
Summary of the invention
It is an object of the invention to provide a kind of milling wheel and milling machine, the milling cutter cloth of this milling wheel
Put and optimized, the abrasion of the limit cutter of milling wheel can be reduced.
First aspect present invention provides a kind of milling wheel, including milling and planing drum be arranged at described milling
Multiple milling cutters on drum, described milling and planing drum includes main milling cutter region and lays respectively at described main milling cutter
The cutter region, two limits at the axial two ends in region, the plurality of milling cutter includes being arranged in described main milling
The main milling cutter group in cutter region and be arranged in two limits in cutter region, said two limit correspondingly
Cutter group, described main milling cutter group is included on a plurality of main milling cutter transversal the multiple main milling cutter arranged, often
Individual described limit cutter group is included on the cutter transversal of a plurality of limit the multiple limits cutter arranged, wherein, each adjacent
Main milling cutter transversal transversal away from more than each adjacent limit cutter transversal transversal away from.
Further, in two described limit cutter groups, a plurality of limit cutter transversal of a limit cutter group is with another
Between a plurality of limit cutter transversal of one limit cutter group is relative to two axial ends of described milling and planing drum
The vertical split of axis segment be arranged symmetrically with.
Further, the transversal between adjacent main milling cutter transversal and limit cutter transversal is away from less than each phase
The transversal of adjacent main milling cutter transversal away from and more than each adjacent limit cutter transversal transversal away from.
Further, in cutter region, each described limit, the transversal of adjacent limit cutter transversal is away from from institute
State side, main milling cutter region to be gradually reduced outside the axial end of described milling and planing drum.
Further, in cutter region, each described limit, described a plurality of limit cutter transversal includes at least one
Bar main limit cutter transversal, described limit cutter group is included on described at least one main limit cutter transversal layout
At least one main limit cutter, the point of a knife circular diameter of the cutter tooth of described main limit cutter and the cutter of described main milling cutter
The point of a knife circular diameter of tooth is equal.
Further, in cutter region, each described limit, described a plurality of limit cutter transversal include two with
Upper described main limit cutter transversal, described limit cutter group is included in cloth on described more than two main limit cutter transversals
Main limit cutter described in the two or more put, main limit cutter adjacent in described more than two main limit cutter transversals
The transversal of the transversal transversal away from the main milling cutter transversal adjacent with described a plurality of main milling cutter transversal away from
Equal.
Further, the transversal between adjacent main milling cutter transversal and main limit cutter transversal is away from equal to each
The transversal of adjacent main limit cutter transversal away from.
Further, in cutter region, each described limit, described a plurality of limit cutter transversal also includes at least
Article one, auxiliary limit cutter transversal, each described limit cutter group is additionally included in described at least one auxiliary limit cutter transversal
At least one auxiliary limit cutter of upper layout, the point of a knife circular diameter of the cutter tooth of described auxiliary limit cutter is less than described
The point of a knife circular diameter of the cutter tooth of main milling cutter.
Further, in cutter region, each described limit, described a plurality of limit cutter transversal include two with
Upper described auxiliary limit cutter transversal, described limit cutter group is included in cloth on described more than two auxiliary limit cutter transversals
Auxiliary limit cutter described in the two or more put, the point of a knife circular diameter of the cutter tooth of more than said two auxiliary limit cutter
It is gradually reduced to the outside of the axial end of described milling and planing drum from side, described main milling cutter region.
Further, in cutter region, each described limit, described more than two auxiliary limit cutter transversals and phase
The intersection point of the same side being positioned at described milling and planing drum of the point of a knife circle of the described auxiliary limit cutter answered is in same
On one circular arc.
Further, in cutter region, each described limit, it is positioned at milling and planing drum axially outermost described
Limit cutter transversal is auxiliary limit cutter transversal.
Further, in cutter region, each described limit, it is positioned at described milling and planing drum axially outermost
Described limit cutter transversal is arranged at the outside of the corresponding axial end of described milling and planing drum.
Further, in cutter region, each described limit, it is positioned at described milling and planing drum axially outermost
At least two limit cutter is arranged on the cutter transversal of described limit.
Further, the plurality of main milling cutter in described main milling cutter region from centre to axial two ends
Each by waiting transversal to arrange away from along oppositely oriented N bar helix, wherein, N for more than or
Natural number equal to 2, and in the centre position in described main milling cutter region, the 2 of whole helixes
× N number of starting point divides the circumference of described milling and planing drum equally.
Further, the plurality of milling cutter also includes being arranged at described milling and planing drum correspondingly
Two vertical cutter groups in cutter region, two limits, each described vertical cutter group is included on vertical cutter transversal layout
At least one vertical cutter.
Further, in cutter region, each described limit, each described vertical cutter group includes along described milling
Multiple vertical cutters that the circumferencial direction of plane drum is evenly arranged, each described vertical cutter is arranged in same vertical cutter and cuts
On line.
Further, in cutter region, each described limit, it is axial that described vertical cutter transversal is positioned at milling and planing drum
Between outermost described limit cutter transversal and the corresponding axial end of described milling and planing drum.
Further, in cutter region, each described limit, each described vertical at least one vertical cutter described
Cutter includes the multilamellar cutter tooth that point of a knife circular diameter increases successively.
Further, at cutter region, each described limit, the point of a knife of the same layer cutter tooth of each described vertical cutter
Circular diameter is equal.
Second aspect present invention provides a kind of milling machine, and including milling wheel, described milling wheel is this
Milling wheel according to any one of invention first aspect.
The milling wheel provided based on the present invention and milling machine, milling wheel includes milling and planing drum and is arranged at
Multiple milling cutters on milling and planing drum, milling and planing drum includes main milling cutter region and lays respectively at main milling cutter region
The cutter region, two limits at axial two ends, multiple milling cutters include the main milling being arranged in main milling cutter region
Cutter group and be arranged in two limit cutter groups in cutter region, two limits correspondingly, main milling cutter group includes
The multiple main milling cutter of distribution on a plurality of main milling cutter transversal, each limit cutter group is included in a plurality of limit cutter
The multiple limits cutter arranged on transversal, wherein, the transversal of each adjacent main milling cutter transversal is away from more than each
The transversal of adjacent limit cutter transversal away from.Owing to the transversal of each adjacent main milling cutter transversal is away from more than each
The transversal of the adjacent limit cutter transversal milling cutter away from, this milling wheel is arranged and is optimized, limit cutter ratio
The layout of main milling cutter more crypto set, forms preferably protection each other between the cutter of each limit, can be more preferable
Ground adapts to that limit cutter working condition is severe and bigger environment loaded, reduces the abrasion of limit cutter.
By detailed description to the exemplary embodiment of the present invention referring to the drawings, the present invention
Further feature and advantage will be made apparent from.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the application
A part, the schematic description and description of the present invention is used for explaining the present invention, not structure
Become inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the first milling wheel in prior art.
Fig. 2 is the structural representation of the second milling wheel in prior art.
Fig. 3 is the structural representation of the milling wheel of the specific embodiment of the invention.
Fig. 4 is the knifepoint distribution signal of each milling cutter tooth of the milling wheel of embodiment illustrated in fig. 3
Figure.
Fig. 5 is the structural representation in the first cutter region, limit of the milling wheel of embodiment illustrated in fig. 3.
Fig. 6 is the left view structural representation of Fig. 3.
In Fig. 3 to Fig. 6, each reference represents:
300, milling wheel；
310, milling and planing drum；
311, main milling cutter region；
312, the first cutter region, limit；
313, the second cutter region, limit；
321, main milling cutter；
322, limit cutter；
323, vertical cutter；
330, knockout plate.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, to the technical side in the embodiment of the present invention
Case is clearly and completely described, it is clear that described embodiment is only the present invention one
Divide embodiment rather than whole embodiments.Hereinafter at least one exemplary embodiment is retouched
It is illustrative for stating only actually, never any as to the present invention and application thereof or use
Limit.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
Unless specifically stated otherwise, the parts illustrated the most in these embodiments and the phase of step
Layout, numerical expression and numerical value are not limited the scope of the invention.Simultaneously, it should be appreciated that
For the ease of describing, the size of the various piece shown in accompanying drawing is not according to actual ratio
Example relation is drawn.For technology, method and apparatus known to person of ordinary skill in the relevant
May be not discussed in detail, but in the appropriate case, described technology, method and apparatus should be by
It is considered as authorizing a part for description.Shown here and discuss all examples in, any tool
Body value should be construed as merely exemplary rather than as limiting.Therefore, exemplary reality
Other example executing example can have different values.It should also be noted that similar label and letter exist
Figure below represents similar terms, therefore, the most a certain Xiang Yi accompanying drawing is defined,
Then need not it is further discussed in accompanying drawing subsequently.
For the ease of describing, space relative terms here can be used, as " ... on ",
" in ... top ", " at ... upper surface ", " above " etc., be used for describing such as institute in the drawings
The device shown or feature and other devices or the spatial relation of feature.It is to be understood that
It is that space relative terms is intended to comprise making in addition to the orientation that device is described in the drawings
With or operation in different azimuth.Such as, if the device in accompanying drawing is squeezed, then it is described as
Will after the device of " above other devices or structure " or " on other devices or structure "
It is positioned as " below other devices or structure " or " under other devices or structure ".Cause
And, exemplary term " ... top " can include " ... top " and " ... lower section "
Two kinds of orientation.This device can also other different modes location (90-degree rotation or be in other
Orientation), and space used herein above is described relatively make respective explanations.
Fig. 3 to Fig. 6 shows the milling wheel of the specific embodiment of the invention.Below in conjunction with Fig. 3
To Fig. 6, the milling wheel of this specific embodiment is described in detail.
Fig. 3 is the structural representation of the milling wheel 300 of the specific embodiment of the invention.Such as Fig. 3
Shown in, milling wheel 300 includes milling and planing drum 310 and the multiple milling cutters being arranged on milling and planing drum 310.
Each milling cutter includes the tool rest being arranged on milling and planing drum 310 and the cutter tooth being arranged on tool rest.
It addition, in the present embodiment, milling wheel 300 also includes along milling and planing drum 310 circumferentially
Multiple knockout plates 330 in milling and planing drum 310 axially middle part.
Fig. 4 is the knifepoint distribution signal of each milling cutter tooth of the milling wheel of embodiment illustrated in fig. 3
Figure.Each bar straight line of the axes O being perpendicular to milling and planing drum 310 in Fig. 4 represents each milling cutter place
Transversal.In the present invention, term " transversal " refers to the point of a knife circle of each milling cutter and is passing through milling
Projection line in the approximately the same plane of the rotation axis of wheel 300, point of a knife circle is then the point of a knife of milling cutter
Movement locus line.The axes O of milling and planing drum 310 is also the rotation axis of milling wheel simultaneously.
It is further to note that Fig. 4 is only a schematic diagram, in the diagram, in order to clearly say
Relation between bright each transversal, eliminates a plurality of transversal at the axially middle part of milling and planing drum 310, right
The longitudinal middle part of each transversal has also made omission process.As shown in Figure 4, milling and planing drum 310 includes main
Milling cutter region 311 and lay respectively at the Liang Gebiandao district at axial two ends in main milling cutter region 311
Territory.The axial length in main milling cutter region 311 is L0.Cutter region, two limits is respectively positioned at master
The first cutter region, limit 312 on the left of milling cutter region 311 and being positioned on the right side of main milling cutter region 311
Second cutter region, limit 313.The axial length on the first cutter region, limit 312 is L1, the second limit cutter
The axial length in region 313 is L2.In the present embodiment, L1 with L2 is equal.
In the present embodiment, multiple milling cutters include the main milling cutter being arranged in main milling cutter region 311
Group and two the limit cutter groups being arranged in cutter region, two limits correspondingly.Main milling cutter group is included in
The multiple main milling cutter 321 of distribution on a plurality of main milling cutter transversal.Each limit cutter group is included in a plurality of limit
The multiple limits cutter 322 arranged on cutter transversal.Wherein, the transversal of each adjacent main milling cutter transversal away from
More than each adjacent limit cutter transversal transversal away from.
Owing to the transversal of each adjacent main milling cutter transversal is away from cutting more than each adjacent limit cutter transversal
Line-spacing, the milling cutter layout of this milling wheel 300 is optimized, and limit cutter 322 is than main milling cutter 321
Layout more crypto set, form preferably protection between each limit cutter 322 each other, can be preferably
Adapt to that limit cutter 322 working condition is severe and bigger environment loaded, reduce the mill of limit cutter 322
Damage.
As shown in Figure 3 and Figure 4, multiple main milling cutters 321 in main milling cutter region 311 from centre to
Axially two ends are each by waiting transversal to arrange away from along oppositely oriented N bar helix, and N is for being more than
Or the natural number equal to 2, in the centre position in main milling cutter region 311, the 2 of whole helixes
× N number of starting point divides the circumference of milling and planing drum 310 equally.The multiple main milling cutter 321 of this milling wheel 300
Layout can ensure that milling is steady, reduce vibration.In the present embodiment, N is equal to 3.
As shown in Figure 4, in the present embodiment, in two limit cutter groups, a plurality of limit of a limit cutter group
The a plurality of limit cutter transversal of cutter transversal and another limit cutter group is relative to two axles of milling and planing drum 310
The vertical split of the axis segment between end face is arranged symmetrically with, and is beneficial to milling wheel 300 steady
Work.
In the diagram, only marked the limit cutter at cutter 322 place, each limit in the first cutter region, limit 312
Transversal.Wherein, main milling cutter transversal G is in a main milling cutter transversal at edge, is also
Main milling cutter region 311 and the demarcation line in the first cutter region, limit 312.In main milling cutter region 311,
The transversal of each adjacent main milling cutter transversal is away from equal.In the first cutter region, limit 312, from main milling
Side, cutter region 311 be sequentially arranged outside the axial end of milling and planing drum 310 limit cutter transversal F,
Limit cutter transversal E, limit cutter transversal D, limit cutter transversal C, limit cutter transversal B and limit cutter transversal A.
As shown in Figure 4, the transversal of each adjacent main milling cutter transversal cuts away from more than each adjacent limit cutter
The transversal of line away from.And, in cutter region, each limit, the transversal of adjacent limit cutter transversal is away from from master
Side, milling cutter region 311 is gradually reduced outside the axial end of milling and planing drum 310.This setting makes
Obtain the limit cutter arranged in the most severe region of working condition the most intensive, be more conducive to reduce limit cutter 322
Abrasion.
As a example by the first cutter region, limit 312, the transversal between each main milling cutter transversal is away from more than limit cutter
Transversal between transversal F and limit cutter transversal E away from, between limit cutter transversal F and limit cutter transversal E
Transversal away from more than the transversal between limit cutter transversal E and limit cutter transversal D away from, limit cutter transversal E
With the transversal between the cutter transversal D of limit is away from more than cutting between limit cutter transversal D and limit cutter transversal C
Line-spacing, the transversal between limit cutter transversal D and limit cutter transversal C is away from more than limit cutter transversal C and limit
Transversal between cutter transversal B away from, the transversal between limit cutter transversal C and limit cutter transversal B is away from greatly
Transversal between limit cutter transversal B and limit cutter transversal A away from.
It addition, the transversal between adjacent main milling cutter transversal and limit cutter transversal is away from adjacent less than each
The transversal of main milling cutter transversal away from and more than each adjacent limit cutter transversal transversal away from.The present embodiment
In, still as a example by the first cutter region, limit 312, between main milling cutter transversal G and limit cutter transversal F
Transversal away from less than the transversal of each adjacent main milling cutter transversal away from, more than each adjacent limit cutter transversal
Transversal away from.This setting similarly serves to favor the abrasion reducing limit cutter.
Preferably, in cutter region, each limit, a plurality of limit cutter transversal includes that at least one main limit cutter cuts
Line, limit cutter group is included on described at least one main limit cutter transversal at least one the main limit arranged
Cutter, the point of a knife circular diameter phase of the point of a knife circular diameter of the cutter tooth of main limit cutter and the cutter tooth of main milling cutter 321
Deng.
As shown in Figure 4, in the present embodiment, limit cutter transversal E and limit cutter transversal B is main limit
Cutter transversal, the limit cutter arranged on limit cutter transversal E and limit cutter transversal B is main limit cutter.Cloth
It is placed in the point of a knife circular diameter DE of the cutter tooth of the main limit cutter on the cutter transversal E of limit and is arranged in limit cutter
The point of a knife circular diameter DB of the cutter tooth of the main limit cutter on transversal B respectively be arranged in each main milling cutter
The point of a knife circular diameter of the cutter tooth of the main limit cutter on transversal is equal, such as be arranged in main milling cutter transversal
The point of a knife circular diameter DG of the cutter tooth of the main limit cutter on G is equal.
The point of a knife circular diameter of the cutter tooth of the point of a knife circular diameter of the cutter tooth of main limit cutter and main milling cutter 321
The equal road surface making milling wheel 300 milling is the most smooth, to meet milling wheel 300 at plucking etc.
Needs during work and the requirement of milling ground flatness.
In cutter region, each limit, a plurality of limit cutter transversal includes more than two main limit cutter transversals, limit cutter
Group is included on more than two main limit cutter transversals the two or more main limit cutter arranged, more than two masters
The transversal of main limit cutter transversal adjacent in the cutter transversal of limit is away from adjacent with a plurality of main milling cutter transversal
The transversal of main milling cutter transversal is away from equal.Additionally preferably, adjacent main milling cutter transversal and main limit cutter
Transversal between transversal away from equal to each adjacent main limit cutter transversal transversal away from.Arrangement above makes milling
The main milling cutter of plane wheel and the distribution of main limit cutter are relatively uniform, beneficially milling wheel 300 smooth working,
Also it is beneficial to plucking and milling ground is smooth.
As shown in Figure 4, in the present embodiment, main milling cutter transversal G and main limit cutter transversal F is adjacent,
Transversal between main milling cutter transversal G and main limit cutter transversal E away from two main limit cutter transversals
Transversal between limit cutter transversal E and limit cutter transversal B, away from equal, also cuts with adjacent main milling cutter
The transversal of line is away from equal.
It addition, in cutter region, each limit, a plurality of limit cutter transversal also includes that at least one auxiliary limit cutter cuts
Line, each limit cutter group is additionally included at least one auxiliary limit cutter transversal at least one the auxiliary limit arranged
Cutter, the point of a knife circular diameter of the cutter tooth of auxiliary limit cutter is straight less than the point of a knife circle of the cutter tooth of main milling cutter 321
Footpath.Auxiliary limit cutter arrange can and main limit cutter between formed and give mutual protection, it is to avoid the cutter tooth of limit cutter
Stress is excessive, prevents the cutter tooth of limit cutter from rupturing.It addition, the change of point of a knife circular diameter is beneficial to main limit
Cutter and the layout of auxiliary limit cutter.
As shown in Figure 4, in the present embodiment, limit cutter transversal F, limit cutter transversal D, limit cutter transversal
C and limit cutter transversal A is auxiliary limit cutter transversal, at limit cutter transversal F, limit cutter transversal D, limit cutter
The limit cutter arranged on transversal C and limit cutter transversal A is auxiliary limit cutter.
Preferably, in cutter region, each limit, a plurality of limit cutter transversal also includes more than two auxiliary limit cuttves
Transversal, limit cutter group is included on more than two auxiliary limit cutter transversals the two or more auxiliary limit cutter arranged,
The point of a knife circular diameter of the cutter tooth of two or more auxiliary limit cutter from side, main milling cutter region 311 to milling
The outside of the axial end of drum 310 is gradually reduced.
Due to adjacent limit cutter transversal transversal away from the transversal of adjacent main milling cutter transversal away from not
Unanimously, suitably reduce the height of auxiliary limit cutter, on the one hand account for plucking and the need of milling ground flatness
Ask, be on the other hand beneficial to while the tool rest preventing limit cutter causes abrasion beyond milling and planing drum reach
Milling effect.
As shown in Figure 4, with limit cutter transversal F, limit cutter transversal D, limit cutter transversal C and limit cutter
Point of a knife circular diameter DF, DD, DC, DA of the cutter tooth of the auxiliary limit cutter that transversal A is the most corresponding
It is sequentially reduced.
It is further preferred that in cutter region, each limit, more than two auxiliary limit cutter transversals are with corresponding
The intersection point of the same side being positioned at milling and planing drum 310 of the point of a knife circle of auxiliary limit cutter is in same circular arc
On.By simulation results show, make the cutter of more than two auxiliary limit cutter transversals and corresponding auxiliary limit cutter
The intersection point of the same side being positioned at milling and planing drum 310 of point circle is in the side of setting on same circular arc
Formula makes the vibration of milling wheel less, it addition, the main milling cutter of milling wheel 300 and the point of a knife of main limit cutter
Envelope generally forms the structure of a cylindrical milling cutter, and the structure of this setting and cylindrical milling cutter is more
Add identical.
As shown in Figure 4, as a example by the first cutter region, limit 322, main milling cutter transversal G and layout
Corresponding main milling cutter thereon point of a knife circle intersection point be G1, limit cutter transversal F be arranged in
The intersection point of the point of a knife circle of corresponding limit thereon cutter is F1, and limit cutter transversal E is with layout thereon
Corresponding limit cutter point of a knife circle intersection point be E1, limit cutter transversal D be arranged in phase thereon
The limit cutter answered point of a knife circle intersection point be D1, limit cutter transversal C be arranged in thereon corresponding
Limit cutter point of a knife circle intersection point be C1, limit cutter transversal B be arranged in corresponding limit thereon cutter
Point of a knife circle intersection point be B1, limit cutter transversal A and the cutter being arranged in corresponding limit thereon cutter
The intersection point of point circle is A1.G1, F1, E1, D1, C1, B1, A1 are in milling and planing drum
The downside of the axes O of 310.E1, B1 and G1 and together with other main milling cutter transversal and cloth
The friendship of the same side being positioned at milling and planing drum 310 of the point of a knife circle of corresponding main milling cutter placed on it
Point is in same and is parallel on the straight line of axes O；F1, D1, C1 and A1 then locate
On same circular arc.
Preferably, in cutter region, each limit, it is positioned at milling and planing drum 310 axially outermost limit cutter and cuts
Line is arranged at the outside of the corresponding axial end of milling and planing drum 310.On the basis of this setting,
It is beneficial to be arranged on the tool rest of limit cutter the inner side of the axial end of milling and planing drum 310, such that it is able to protect
Protect milling and planing drum 310 directly not contact with milling road surface with the tool rest of limit cutter, to milling and planing drum 310
Protection is formed with the tool rest of limit cutter.
Fig. 5 is the structural representation in the cutter region, limit of the milling wheel of embodiment illustrated in fig. 3.Such as figure
Shown in 5, straight line L represents the axial end of milling and planing drum 310 in limit cutter transversal A and axes O
Projection line in the plane at place, limit cutter transversal A is in the axially external of straight line L, and with
Straight line L has distance L3.The present embodiment is preferably located at milling and planing drum 310 axially outermost
Distance L3 between the axial end that the limit cutter transversal of side is corresponding with milling and planing drum 310 is
5mm～15mm.
In the present embodiment, in cutter region, each limit, it is positioned at the axially outermost limit of milling and planing drum 310
Cutter transversal is auxiliary limit cutter transversal.As shown in Figure 4, limit cutter transversal A is for being positioned at milling and planing drum 310
Axially outermost auxiliary limit cutter transversal.This is arranged can be to main limit cutter (this reality near edge
Execute in example as being arranged in the main limit cutter on the cutter transversal B of limit) form certain protection, slow down and lean on
The cutter tooth of the main limit cutter at proximal edge and tool rest abrasion.
It addition, in order to reduce the abrasion being arranged in the limit cutter at milling and planing drum 310 axial edge, excellent
Selection of land, in cutter region, each limit, is positioned at cloth on the cutter transversal of milling and planing drum 310 axially outermost limit
Put at least two limit cutter 322.In the present embodiment, limit cutter transversal A arranges two limit cuttves
322。
Additionally preferably, multiple milling cutters of milling and planing drum 300 also include being arranged at milling correspondingly
Two vertical cutter groups in the cutter region, two limits of plane drum 310, each vertical cutter group is included in vertical cutter transversal
At least one vertical cutter 323 of upper layout.The setting of vertical cutter 323 can be with the milling edge of road pavement
It is modified, and the tool rest of opposite side cutter 322, the cutter tooth of limit cutter 322 and the axle of milling and planing drum 310
Protection is formed to end face.
It is further preferred that in cutter region, each limit, each vertical cutter group includes along milling and planing drum 310
Multiple vertical cutters 323 of being evenly arranged of circumferencial direction.Preferably, in cutter region, each limit, respectively
Vertical cutter 323 is arranged on same vertical cutter transversal.Arrangement above can make multiple vertical cutter 323 mutual
Form protection, reduce the cutter tooth abrasion of vertical cutter.
Additionally preferably, in cutter region, each limit, vertical cutter transversal is positioned at milling and planing drum 310
Between limit cutter transversal and the corresponding axial end of milling and planing drum 310 in outside.This arranges and can make
Mutually protection is formed between vertical cutter and limit cutter.
Fig. 6 is the left view structural representation of Fig. 3.From fig. 6 it can be seen that the present embodiment
Milling wheel 300 includes three vertical cutters 323 in cutter region, each limit.
Further, as shown in Figure 6, in cutter region, each limit, at least one vertical cutter 323
In each vertical cutter 323 include the multilamellar cutter tooth that point of a knife circular diameter increases successively.In the present embodiment, often
Individual vertical cutter 323 is respectively provided with three layers of cutter tooth.Preferably, in cutter region, each limit, each vertical cutter 323
In equal with the point of a knife circular diameter of layer cutter tooth.Arrangement above is beneficial to make the milling edge on road surface more
Smooth.
Above example should not limit the present invention, such as, in above example, limit cutter transversal
Quantity is 6, and in other embodiments, the quantity of limit cutter transversal can be arranged as required to profit
As being 4,5,7 or more than 8, more such as, the layout of main milling cutter is the most not
It is limited to the form of above example, but is referred to the cloth of other main milling cutter of the prior art
Put form.
The present embodiment also provides for a kind of milling machine, and this milling machine includes aforesaid milling wheel 300.
From the above description, it can be seen that above example of the present invention has the advantage that
1, the layout of milling cutter and reasonable stress, the abrasion of limit cutter is few.Main milling cutter region adjacent
Transversal away from the adjacent limit cutter transversal more than cutter region, limit of the transversal of main milling cutter transversal away from, limit
The cutter number that cutter region is arranged is the most, gives mutual protection, it is to avoid cutter tooth is subject between the cutter of each limit
Power is excessive and cutter tooth fracture, abrasion etc. occur, and reduces the consumption of the cutter tooth of limit cutter.
2, limit cutter and vertical cutter connection and reasonable arrangement, the tool rest abrasion of milling and planing drum and limit cutter is little.Each limit cutter
Between form mutually protection, outermost side cutter coordinates the tool rest of vertical cutter protection milling and planing drum and limit cutter not
Contact with milling road surface, reduce the end face of milling and planing drum and the abrasion of the tool rest of limit cutter.
3, the main milling cutter of milling wheel and the point of a knife envelope of main limit cutter form a circle on the whole
Post milling cutter, then the cooperation by auxiliary limit cutter, make to be formed between the cutter of limit to give mutual protection, reducing limit
While the cutter tooth abrasion of cutter, it is ensured that milling road surface is neat, thus improves milling efficiency and quality.
4, road-surface milling is steady.Main milling cutter the intercept such as presses in the middle of axially each to axial two ends
Arranging along N bar helix, the helix of both sides is oppositely oriented, the starting point of 2 × N bar helix
Dividing the circumference of milling and planing drum equally, vibrate less, milling is steady.
Finally should be noted that: above example only in order to technical scheme to be described and
Non-to its restriction；Although the present invention being described in detail with reference to preferred embodiment, affiliated
The those of ordinary skill in field is it is understood that still can enter the detailed description of the invention of the present invention
Row is revised or portion of techniques feature is carried out equivalent；Without deviating from technical solution of the present invention
Spirit, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.
Claims (20)
1. a milling wheel, including milling and planing drum (310) be arranged at described milling and planing drum (310)
On multiple milling cutters, it is characterised in that described milling and planing drum (310) includes main milling cutter region (311)
With the cutter region, two limits at the axial two ends laying respectively at described main milling cutter region (311), described
Main milling cutter group that multiple milling cutters include being arranged in described main milling cutter region (311) and correspondingly
Being arranged in two limit cutter groups in cutter region, said two limit, described main milling cutter group is included in a plurality of master
The multiple main milling cutter (321) arranged on milling cutter transversal, each described limit cutter group is included in a plurality of limit
Multiple limits cutter (322) arranged on cutter transversal, wherein, the transversal of each adjacent main milling cutter transversal
Away from more than each adjacent limit cutter transversal transversal away from.
Milling wheel the most according to claim 1, it is characterised in that two described limit cuttves
In group, a plurality of limit cutter transversal of a limit cutter group and a plurality of limit cutter transversal phase of another limit cutter group
Vertical split pair for the axis segment between two axial ends of described milling and planing drum (310)
Claim to arrange.
Milling wheel the most according to claim 1, it is characterised in that adjacent main milling cutter
Transversal between transversal and limit cutter transversal away from less than the transversal of each adjacent main milling cutter transversal away from and big
In each adjacent limit cutter transversal transversal away from.
Milling wheel the most according to claim 1, it is characterised in that on each described limit
Cutter region, the transversal of adjacent limit cutter transversal away from from described main milling cutter region (311) side to institute
State and be gradually reduced outside the axial end of milling and planing drum (310).
Milling wheel the most according to claim 1, it is characterised in that on each described limit
Cutter region, described a plurality of limit cutter transversal includes at least one main limit cutter transversal, described limit cutter group bag
Include at least one the main limit cutter arranged on described at least one main limit cutter transversal, described main limit cutter
The point of a knife circular diameter of cutter tooth equal with the point of a knife circular diameter of the cutter tooth of described main milling cutter (321).
Milling wheel the most according to claim 5, it is characterised in that on each described limit
Cutter region, described a plurality of limit cutter transversal includes two the above main limit cutter transversals, described limit cutter
Group is included on described more than two main limit cutter transversals main limit cutter described in the two or more arranged, institute
State the transversal of main limit cutter transversal adjacent in more than two main limit cutter transversals away from described a plurality of main milling
The transversal of main milling cutter transversal adjacent in cutter transversal is away from equal.
Milling wheel the most according to claim 6, it is characterised in that adjacent main milling cutter
Transversal between transversal and main limit cutter transversal away from equal to each adjacent main limit cutter transversal transversal away from.
Milling wheel the most according to claim 5, it is characterised in that on each described limit
Cutter region, described a plurality of limit cutter transversal also includes at least one auxiliary limit cutter transversal, each described limit
Cutter group is additionally included on described at least one auxiliary limit cutter transversal at least one the auxiliary limit cutter arranged, institute
The point of a knife circular diameter of the cutter tooth stating auxiliary limit cutter is round less than the point of a knife of the cutter tooth of described main milling cutter (321)
Diameter.
Milling wheel the most according to claim 8, it is characterised in that on each described limit
Cutter region, described a plurality of limit cutter transversal includes two the above auxiliary limit cutter transversals, described limit cutter
Group is included on described more than two auxiliary limit cutter transversals auxiliary limit cutter described in the two or more arranged, institute
State the point of a knife circular diameter of cutter tooth of two or more auxiliary limit cutter from described main milling cutter region (311) side
It is gradually reduced to the outside of the axial end of described milling and planing drum (310).
Milling wheel the most according to claim 9, it is characterised in that on each described limit
Cutter region, the position that described more than two auxiliary limit cutter transversals are round with the point of a knife of corresponding described auxiliary limit cutter
Intersection point in the same side of described milling and planing drum (310) is on same circular arc.
11. milling wheels according to claim 8, it is characterised in that on each described limit
Cutter region, being positioned at milling and planing drum (310) axially outermost described limit cutter transversal is auxiliary limit cutter transversal.
12. milling wheels according to claim 1, it is characterised in that on each described limit
Cutter region, is positioned at described milling and planing drum (310) axially outermost described limit cutter transversal and is arranged at institute
State the outside of the corresponding axial end of milling and planing drum (310).
13. milling wheels according to claim 1, it is characterised in that on each described limit
Cutter region, be positioned on the cutter transversal of described milling and planing drum (310) axially outermost described limit arrange to
Few two limit cuttves (322).
14. milling wheels according to claim 1, it is characterised in that the plurality of main milling
Cutter (321) is each pressed to axial two ends from centre described main milling cutter region (311) and is waited transversal
Arranging away from along oppositely oriented N bar helix, wherein, N is the natural number more than or equal to 2,
And in the centre position of described main milling cutter region (311), the 2 of whole helixes × N number of starting point
Divide the circumference of described milling and planing drum (310) equally.
15. according to the milling wheel according to any one of claim 1 to 14, it is characterised in that
The plurality of milling cutter also includes two the limit cuttves being arranged at described milling and planing drum (310) correspondingly
Two vertical cutter groups in region, each described vertical cutter group is included on vertical cutter transversal at least arranged
Individual vertical cutter (323).
16. milling wheels according to claim 15, it is characterised in that on each described limit
Cutter region, each described vertical cutter group includes the uniform cloth of circumferencial direction along described milling and planing drum (310)
The multiple vertical cutters (323) put, each described vertical cutter (323) is arranged on same vertical cutter transversal.
17. milling wheels according to claim 15, it is characterised in that on each described limit
Cutter region, described vertical cutter transversal is positioned at milling and planing drum (310) axially outermost described limit cutter transversal
And between the corresponding axial end of described milling and planing drum (310).
18. milling wheels according to claim 15, it is characterised in that on each described limit
Cutter region, in described at least one vertical cutter (323), each described vertical cutter (323) includes point of a knife circle
The multilamellar cutter tooth that diameter increases successively.
19. milling wheels according to claim 18, it is characterised in that on each described limit
Cutter region, the point of a knife circular diameter of the same layer cutter tooth of each described vertical cutter (323) is equal.
20. 1 kinds of milling machines, including milling wheel, it is characterised in that according to described milling wheel
Milling wheel according to any one of claim 1 to 19.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510334724.4A CN106149536B (en) | 2015-06-17 | 2015-06-17 | milling wheel and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510334724.4A CN106149536B (en) | 2015-06-17 | 2015-06-17 | milling wheel and milling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106149536A true CN106149536A (en) | 2016-11-23 |
| CN106149536B CN106149536B (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510334724.4A Active CN106149536B (en) | 2015-06-17 | 2015-06-17 | milling wheel and milling machine |
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| Country | Link |
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| CN (1) | CN106149536B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869002A (en) * | 2017-02-16 | 2017-06-20 | 徐工集团工程机械有限公司 | Cold renewal rotor and pavement cold recycling machine |
| CN114737456A (en) * | 2022-05-06 | 2022-07-12 | 江苏徐工工程机械研究院有限公司 | Milling rotor and milling machine |
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| GB676162A (en) * | 1949-06-28 | 1952-07-23 | Sheffield Corp | Improvements in or relating to a threading machine and method of making an interrupted thread tap |
| CN102518032A (en) * | 2012-01-12 | 2012-06-27 | 徐州昂拓机械科技有限公司 | Quick cutter change milling rotor used on a pavement milling machine |
| CN202610692U (en) * | 2012-06-12 | 2012-12-19 | 西安海迈重工机械有限公司 | Milling rotor |
| CN204898487U (en) * | 2015-06-17 | 2015-12-23 | 徐工集团工程机械股份有限公司 | Mill and dig wheel and milling machine |
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2015
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB676162A (en) * | 1949-06-28 | 1952-07-23 | Sheffield Corp | Improvements in or relating to a threading machine and method of making an interrupted thread tap |
| CN102518032A (en) * | 2012-01-12 | 2012-06-27 | 徐州昂拓机械科技有限公司 | Quick cutter change milling rotor used on a pavement milling machine |
| CN202610692U (en) * | 2012-06-12 | 2012-12-19 | 西安海迈重工机械有限公司 | Milling rotor |
| CN204898487U (en) * | 2015-06-17 | 2015-12-23 | 徐工集团工程机械股份有限公司 | Mill and dig wheel and milling machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869002A (en) * | 2017-02-16 | 2017-06-20 | 徐工集团工程机械有限公司 | Cold renewal rotor and pavement cold recycling machine |
| CN106869002B (en) * | 2017-02-16 | 2020-01-10 | 徐工集团工程机械有限公司 | Cold regeneration rotor and road surface cold regenerator |
| CN114737456A (en) * | 2022-05-06 | 2022-07-12 | 江苏徐工工程机械研究院有限公司 | Milling rotor and milling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106149536B (en) | 2017-06-06 |
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